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| Mirrors > Home > MPE Home > Th. List > 2eluzge1 | Structured version Visualization version GIF version | ||
| Description: 2 is an integer greater than or equal to 1. (Contributed by Alexander van der Vekens, 8-Jun-2018.) |
| Ref | Expression |
|---|---|
| 2eluzge1 | ⊢ 2 ∈ (ℤ≥‘1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1z 12551 | . 2 ⊢ 1 ∈ ℤ | |
| 2 | 2z 12553 | . 2 ⊢ 2 ∈ ℤ | |
| 3 | 1le2 12379 | . 2 ⊢ 1 ≤ 2 | |
| 4 | eluz2 12788 | . 2 ⊢ (2 ∈ (ℤ≥‘1) ↔ (1 ∈ ℤ ∧ 2 ∈ ℤ ∧ 1 ≤ 2)) | |
| 5 | 1, 2, 3, 4 | mpbir3an 1343 | 1 ⊢ 2 ∈ (ℤ≥‘1) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 class class class wbr 5086 ‘cfv 6493 1c1 11033 ≤ cle 11174 2c2 12230 ℤcz 12518 ℤ≥cuz 12782 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 ax-cnex 11088 ax-resscn 11089 ax-1cn 11090 ax-icn 11091 ax-addcl 11092 ax-addrcl 11093 ax-mulcl 11094 ax-mulrcl 11095 ax-mulcom 11096 ax-addass 11097 ax-mulass 11098 ax-distr 11099 ax-i2m1 11100 ax-1ne0 11101 ax-1rid 11102 ax-rnegex 11103 ax-rrecex 11104 ax-cnre 11105 ax-pre-lttri 11106 ax-pre-lttrn 11107 ax-pre-ltadd 11108 ax-pre-mulgt0 11109 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7318 df-ov 7364 df-oprab 7365 df-mpo 7366 df-om 7812 df-2nd 7937 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11175 df-mnf 11176 df-xr 11177 df-ltxr 11178 df-le 11179 df-sub 11373 df-neg 11374 df-nn 12169 df-2 12238 df-z 12519 df-uz 12783 |
| This theorem is referenced by: swrds2m 14897 isprm3 16646 prmgaplcmlem1 17016 lt6abl 19864 m2detleiblem2 22606 ppiltx 27157 prmorcht 27158 chtlepsi 27186 chpub 27200 chebbnd1lem1 27449 chtppilimlem1 27453 axlowdimlem16 29043 axlowdimlem17 29044 axlowdim 29047 clwwnrepclwwn 30432 lmat22e11 33981 ballotlem2 34652 ballotlemfc0 34656 ballotlemfcc 34657 trclfvdecomr 44176 elfz2nn 47785 nndivides2 47847 nprmdvdsfacm1lem4 48101 nprmdvdsfacm1 48102 gpg3kgrtriexlem5 48578 gpg5grlim 48584 gpg5grlic 48585 |
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